209314440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{581429}}^1$

素因数の和:581446

約数の個数: 48

約数和(自身を含む): 680273100

約数和(自身を除く): 470958660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 581429, 1162858, 1744287, 2325716, 2907145, 3488574, 4651432, 5232861, 5814290, 6977148, 8721435, 10465722, 11628580, 13954296, 17442870, 20931444, 23257160, 26164305, 34885740, 41862888, 52328610, 69771480, 104657220, 209314440]

約数ペア:

[(1, 209314440), (2, 104657220), (3, 69771480), (4, 52328610), (5, 41862888), (6, 34885740), (8, 26164305), (9, 23257160), (10, 20931444), (12, 17442870), (15, 13954296), (18, 11628580), (20, 10465722), (24, 8721435), (30, 6977148), (36, 5814290), (40, 5232861), (45, 4651432), (60, 3488574), (72, 2907145), (90, 2325716), (120, 1744287), (180, 1162858), (360, 581429)]